AK2345 CTCSS Encoder/Decoder
AK2345 2-WAY RADIO PRODUCT ICs AK2345 CTCSS Encoder/Decoder with Voice Signal Circuit 1. Continuous Tone Controlled Squelch System (CTCSS) Encoder/Decoder 2. Can be programmed with up to 50 frequencies 3. Built-in high speed tone decoder (Typ. : 150ms@67Hz) 4. Integrated voice signal circuits such as limiter, splatter filter, etc. 5. Built-in tone signal elimination filter 6. Built-in (3.6864 MHz or 4.194304 MHz) oscillator circuit with crystal oscillator 7. Low voltage operation: 1.8 V to 5.5 .